Wind — 2015
| Month | Court-Saint-Étienne | Ottignies-Louvain-la-Neuve | Difference |
|---|---|---|---|
| Jan | 18.2 km/h | – | – |
| Feb | 14.8 km/h | – | – |
| Mar | 15.3 km/h | – | – |
| Apr | 12.7 km/h | – | – |
| May | 14 km/h | – | – |
| Jun | 13.5 km/h | – | – |
| Jul | 14.1 km/h | – | – |
| Aug | 11.8 km/h | – | – |
| Sep | 14.4 km/h | – | – |
| Oct | 10.9 km/h | – | – |
| Nov | 19.9 km/h | – | – |
| Dec | 20.1 km/h | – | – |